Well, with linux syscalls, the proper way is complex too: There is a syscall low hard limit but usually a big limit (or even none) in major filesystems (for in

Well, with linux syscalls, the proper way is complex too: There is a syscall low hard limit but usually a big limit (or even none) in major filesystems (for instance ext4), namely very long paths must be broken down, and relative opening must be done until the file is reached!